Never measure the height of a mountain until you have reached the top. Then you will see how low it was.
“I think it's one of the scars in our culture that we have too high an opinion of ourselves. We align ourselves with the angels instead of the higher primates.”
“Time travel used to be thought of as just science fiction, but Einstein's general theory of relativity allows for the possibility that we could warp space-time so much that you could go off in a rocket and return before you set out.”